From 70dd38f79d9090e80dc95a4980ec5732d0726a5e Mon Sep 17 00:00:00 2001
From: Vendicated <vendicated@riseup.net>
Date: Fri, 14 Apr 2023 04:05:56 +0200
Subject: [PATCH] make spellcheck use all system locales

---
 src/main/ipc.ts                     | 10 +++++++++-
 src/preload/VencordDesktopNative.ts |  4 ++++
 src/preload/index.ts                |  3 ++-
 src/shared/IpcEvents.ts             |  2 ++
 4 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/src/main/ipc.ts b/src/main/ipc.ts
index 83c4d58..5dc3479 100644
--- a/src/main/ipc.ts
+++ b/src/main/ipc.ts
@@ -4,7 +4,7 @@
  * Copyright (c) 2023 Vendicated and Vencord contributors
  */
 
-import { app, dialog, ipcMain, shell } from "electron";
+import { app, dialog, ipcMain, session, shell } from "electron";
 import { existsSync, readFileSync, watch } from "fs";
 import { open, readFile } from "fs/promises";
 import { join } from "path";
@@ -60,6 +60,14 @@ ipcMain.handle(IpcEvents.CLOSE, e => {
     e.sender.close();
 });
 
+ipcMain.handle(IpcEvents.SPELLCHECK_SET_LANGUAGES, (_, languages: string[]) => {
+    const ses = session.defaultSession;
+
+    const available = ses.availableSpellCheckerLanguages;
+    const applicable = languages.filter(l => available.includes(l)).slice(0, 3);
+    if (applicable.length) ses.setSpellCheckerLanguages(applicable);
+});
+
 ipcMain.handle(IpcEvents.SELECT_VENCORD_DIR, async () => {
     const res = await dialog.showOpenDialog(mainWin!, {
         properties: ["openDirectory"]
diff --git a/src/preload/VencordDesktopNative.ts b/src/preload/VencordDesktopNative.ts
index a4a23f4..f6b0829 100644
--- a/src/preload/VencordDesktopNative.ts
+++ b/src/preload/VencordDesktopNative.ts
@@ -23,6 +23,10 @@ export const VencordDesktopNative = {
         get: () => sendSync<Settings>(IpcEvents.GET_SETTINGS),
         set: (settings: Settings, path?: string) => invoke<void>(IpcEvents.SET_SETTINGS, settings, path)
     },
+    spellcheck: {
+        setLanguages: (languages: readonly string[]) => invoke<void>(IpcEvents.SPELLCHECK_SET_LANGUAGES, languages)
+        // todo: perhaps add ways to learn words
+    },
     win: {
         focus: () => invoke<void>(IpcEvents.FOCUS)
     }
diff --git a/src/preload/index.ts b/src/preload/index.ts
index 039357a..5b40c2e 100644
--- a/src/preload/index.ts
+++ b/src/preload/index.ts
@@ -39,5 +39,6 @@ if (IS_DEV) {
         document.getElementById("vcd-css-core")!.textContent = readFileSync(rendererCss, "utf-8");
     });
 }
-
 // #endregion
+
+VencordDesktopNative.spellcheck.setLanguages(window.navigator.languages);
diff --git a/src/shared/IpcEvents.ts b/src/shared/IpcEvents.ts
index 09ab674..9d1c75f 100644
--- a/src/shared/IpcEvents.ts
+++ b/src/shared/IpcEvents.ts
@@ -25,5 +25,7 @@ export const enum IpcEvents {
     UPDATER_DOWNLOAD = "VCD_UPDATER_DOWNLOAD",
     UPDATE_IGNORE = "VCD_UPDATE_IGNORE",
 
+    SPELLCHECK_SET_LANGUAGES = "VCD_SPELLCHECK_SET_LANGUAGES",
+
     CLOSE = "VCD_CLOSE"
 }